/// <summary>
/// 获取窗口参数
/// </summary>
/// <param name="info">窗口操作信息</param>
/// <param name="struWinParamCfg">输出配置参数</param>
/// <returns>TRUE：成功 FALSE：失败</returns>
public static bool WallGetWinParam(ref WinCtrlInfo info, ref NET_DVR_WALLWINPARAM struWinParamCfg)
{
uint m_dwWallNo = info.WallNo;
uint m_dwRes = 0;
uint m_dwWinNo = info.WinNo;
//窗口号(组合)：1字节电视墙号+1字节保留+2字节窗口号
uint dwWinNum = ((m_dwWallNo & 0xff) << 24) + ((m_dwRes & 0xff) << 16) + (m_dwWinNo & 0xff);
//窗口相关参数
struWinParamCfg = new NET_DVR_WALLWINPARAM();
Int32 nSize = Marshal.SizeOf(struWinParamCfg);
IntPtr lpOutBuffer = Marshal.AllocHGlobal(nSize);
Marshal.StructureToPtr(struWinParamCfg, lpOutBuffer, false);
UInt32 dwReturn = 0;
bool b = NET_DVR_GetDVRConfig(info.UserId, NET_DVR_WALLWINPARAM_GET, (int)dwWinNum, lpOutBuffer, (UInt32)nSize, ref dwReturn);
if (!b)
{
iLastErr = NET_DVR_GetLastError();
strErr = "NET_DVR_WALLWINPARAM_GET failed, error code= " + iLastErr;
//获取窗口相关参数失败，输出错误号 Failed to get the window parameters of device and output the error code
}
else
{
struWinParamCfg = (NET_DVR_WALLWINPARAM)Marshal.PtrToStructure(lpOutBuffer, typeof(NET_DVR_WALLWINPARAM));
}
Marshal.FreeHGlobal(lpOutBuffer);
return(b);
}
/// <summary>
/// 设置窗口分割
/// </summary>
/// <param name="info">窗口操作信息</param>
/// <returns>TRUE：成功 FALSE：失败</returns>
public static bool WallSetWinParam(WinCtrlInfo info)
{
NET_DVR_WALLWINPARAM m_struWinParamCfg = new NET_DVR_WALLWINPARAM();
uint m_dwWallNo = info.WallNo;
uint m_dwRes = 0;
uint m_dwWinNo = info.WinNo;
//窗口号(组合)：1字节电视墙号+1字节保留+2字节窗口号
uint dwWinNum = ((m_dwWallNo & 0xff) << 24) + ((m_dwRes & 0xff) << 16) + (m_dwWinNo & 0xff);
//窗口相关参数
Int32 nSize = Marshal.SizeOf(m_struWinParamCfg);
m_struWinParamCfg.dwSize = (uint)nSize;
m_struWinParamCfg.byWinMode = byte.Parse(info.SplitNum.ToString());
IntPtr lpInBuffer = Marshal.AllocHGlobal(nSize);
Marshal.StructureToPtr(m_struWinParamCfg, lpInBuffer, false);
bool b = NET_DVR_SetDVRConfig(info.UserId, NET_DVR_WALLWINPARAM_SET, (int)dwWinNum, lpInBuffer, (UInt32)nSize);
if (!b)
{
iLastErr = NET_DVR_GetLastError();
strErr = "NET_DVR_WALLWINPARAM_SET failed, error code= " + iLastErr;
//设置窗口相关参数失败，输出错误号 Failed to set the window parameters of device and output the error code
}
Marshal.FreeHGlobal(lpInBuffer);
return(b);
}
/// <summary>
/// 获取分屏数量
/// </summary>
/// <param name="lUserID">用户id</param>
/// <param name="dwWinNo">窗口号</param>
/// <returns>返回分屏数量 -1失败</returns>
public static int GetSubWinInfo(int lUserID, uint dwWinNo)
{
NET_DVR_WALLWINPARAM struWinWallParam = new NET_DVR_WALLWINPARAM();
Int32 nSize = Marshal.SizeOf(struWinWallParam);
IntPtr lpOutBuffer = Marshal.AllocHGlobal(nSize);
Marshal.StructureToPtr(struWinWallParam, lpOutBuffer, false);
UInt32 dwReturn = 0;
if (!NET_DVR_GetDVRConfig(lUserID, NET_DVR_WALLWINPARAM_GET, (int)dwWinNo, lpOutBuffer, (uint)nSize, ref dwReturn))
{
return(-1);
}
return((struWinWallParam.byWinMode == 0) ? 1 : struWinWallParam.byWinMode);
}
/// <summary>
/// 获取开窗
/// </summary>
/// <param name="info">窗口操作信息</param>
/// <param name="struWinCfg">窗口信息</param>
/// <param name="struWinParamCfg">窗口其他信息</param>
/// <returns>TRUE：成功 FALSE：失败</returns>
public static bool WallGetWinCfg(ref WinCtrlInfo info, ref NET_DVR_VIDEOWALLWINDOWPOSITION struWinCfg, ref NET_DVR_WALLWINPARAM struWinParamCfg)
{
uint m_dwWallNo = info.WallNo;
uint m_dwRes = 0;
uint m_dwWinNo = info.WinNo;
//窗口号(组合)：1字节电视墙号+1字节保留+2字节窗口号
uint dwWinNum = ((m_dwWallNo & 0xff) << 24) + ((m_dwRes & 0xff) << 16) + (m_dwWinNo & 0xff);
IntPtr lpInBuffer = Marshal.AllocHGlobal(4);
Marshal.StructureToPtr(dwWinNum, lpInBuffer, false);
//窗口参数
struWinCfg = new NET_DVR_VIDEOWALLWINDOWPOSITION();
Int32 nSize = Marshal.SizeOf(struWinCfg);
IntPtr lpOutBuffer = Marshal.AllocHGlobal(nSize);
Marshal.StructureToPtr(struWinCfg, lpOutBuffer, false);
//状态参数
UInt32 dwStatusList = 0;
IntPtr lpStatusList = Marshal.AllocHGlobal(4);
Marshal.StructureToPtr(dwStatusList, lpStatusList, false);
bool b = false;
if (!NET_DVR_GetDeviceConfig(info.UserId, NET_DVR_GET_VIDEOWALLWINDOWPOSITION, 1, lpInBuffer, 4, lpStatusList, lpOutBuffer, (UInt32)nSize))
{
iLastErr = NET_DVR_GetLastError();
strErr = "NET_DVR_WALLWIN_GET failed, error code= " + iLastErr;
//获取窗口参数失败，输出错误号 Failed to set the window parameters of device and output the error code
return(false);
}
else
{
struWinCfg = (NET_DVR_VIDEOWALLWINDOWPOSITION)Marshal.PtrToStructure(lpOutBuffer, typeof(NET_DVR_VIDEOWALLWINDOWPOSITION));
//窗口在电视墙上的坐标位置
b = WallGetWinParam(ref info, ref struWinParamCfg);
}
Marshal.FreeHGlobal(lpInBuffer);
Marshal.FreeHGlobal(lpOutBuffer);
Marshal.FreeHGlobal(lpStatusList);
return(b);
}
